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L9788 Datasheet(PDF) 133 Page - STMicroelectronics

Part # L9788
Description  Multifunction IC for automotive engine management system
PDF  264 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9788 Datasheet(HTML) 133 Page - STMicroelectronics

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DS12308 Rev 4
133/264
L9788
Pre-drivers - IGNITER IGN[1:6]
263
RDS-on_LS_IGN
Drain–source
resistance
I_load = 0.1 A
@ T = 150 °C
3.8
5.0
7.0
Ω
IGN1/2/3/4/5/6
VOL_LS_IGN
Output voltage @
LS low-side on
IOL = 20 μA
sinked
-
-
0.1
V
IGN1/2/3/4/5/6
VOL_LS_IGN
Output voltage @
LS low-side on
IOL= 100 mA
sinked
-
-
0.7
V
IGN1/2/3/4/5/6
Irev_LS_IGN
Body diode
reverse current
voltage drop
I_load = 0.3 mA
sourced
-
-
1
V
IGN1/2/3/4/5/6
General IGN block parameters
TDON_IGN
Turn-on delay time
CLOAD =10 nF
Isource = 10 mA
-
-
10
µs
IGN1/2/3/4/5/6
TDOFF_IGN
Turn-off delay time CLOAD = 10 nF
-
-
10
µs
IGN1/2/3/4/5/6
TR_IGN
Output rise time
CLOAD = 10 nF
Isource = 10 mA
-
-
9
µs
IGN1/2/3/4/5/6
TF_IGN
Output fall time
CLOAD = 10 nF
0.05
-
2
µs
IGN1/2/3/4/5/6
IOUT_LK_IGN
Output leakage
current
Vpin = 13.5 V
-
-
10
µA
IGN1/2/3/4/5/6
Vth_STB_IGN
Short circuit to
VBAT voltage
threshold
IGNx = VBAT
5.3
-
6.5
V
IGN1/2/3/4/5/6
Vth_STG_IGN
Short circuit to
GND threshold
-
2.1
-
2.7
V
IGN1/2/3/4/5/6
Ileak_STG_IGN
Leakage current
@ short circuit to
GND, IGN in tri-
state
IGNx = GND
-
-
10
µA
IGN1/2/3/4/5/6
Ileak_STB_IGN
Leakage current
@ short circuit to
VBAT,IGN in tri-
state
IGNx = VBAT
-
-
1
mA
IGN1/2/3/4/5/6
Ileak_STB_IGN
Leakage current
@ short circuit to
VBAT
GND = VB_IN =
0V IGNx = 18 V
-
-
10
µA
IGN1/2/3/4/5/6
TFLT_SCGOL IGN
Open load and
short circuit to
GND filter time
-
72
-
90
µs
IGN1/2/3/4/5/6
Table 56. Pre-driver - IGNITER electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Pin



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